Hi Suganath, I love your patch! Perhaps something to improve: [auto build test WARNING on scsi/for-next] [also build test WARNING on v5.1 next-20190517] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Suganath-Prabu-S/mpt3sas-Aero-Sea-HBA-feature-addition/20190518-092803 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) drivers/scsi/mpt3sas/mpt3sas_base.c:1515:64: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got id volatile [noderef] <asn:2> *addr @@ drivers/scsi/mpt3sas/mpt3sas_base.c:1515:64: sparse: expected void volatile [noderef] <asn:2> *addr drivers/scsi/mpt3sas/mpt3sas_base.c:1515:64: sparse: got unsigned long long [usertype] * drivers/scsi/mpt3sas/mpt3sas_base.c:1569:52: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got id volatile [noderef] <asn:2> *addr @@ drivers/scsi/mpt3sas/mpt3sas_base.c:1569:52: sparse: expected void volatile [noderef] <asn:2> *addr drivers/scsi/mpt3sas/mpt3sas_base.c:1569:52: sparse: got unsigned long long [usertype] * >> drivers/scsi/mpt3sas/mpt3sas_base.c:3539:1: sparse: sparse: symbol '_base_put_smid_fast_path' was not declared. Should it be static? >> drivers/scsi/mpt3sas/mpt3sas_base.c:3562:1: sparse: sparse: symbol '_base_put_smid_hi_priority' was not declared. Should it be static? >> drivers/scsi/mpt3sas/mpt3sas_base.c:3625:1: sparse: sparse: symbol '_base_put_smid_default' was not declared. Should it be static? drivers/scsi/mpt3sas/mpt3sas_base.c:5317:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int val @@ got restricted __le3unsigned int val @@ drivers/scsi/mpt3sas/mpt3sas_base.c:5317:24: sparse: expected unsigned int val drivers/scsi/mpt3sas/mpt3sas_base.c:5317:24: sparse: got restricted __le32 [usertype] drivers/scsi/mpt3sas/mpt3sas_base.c:5336:20: sparse: sparse: cast to restricted __le16 drivers/scsi/mpt3sas/mpt3sas_base.c:5344:20: sparse: sparse: cast to restricted __le16 drivers/scsi/mpt3sas/mpt3sas_base.c:5357:36: sparse: sparse: cast to restricted __le16 drivers/scsi/mpt3sas/mpt3sas_base.c:6442:55: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got id volatile [noderef] <asn:2> *addr @@ drivers/scsi/mpt3sas/mpt3sas_base.c:6442:55: sparse: expected void volatile [noderef] <asn:2> *addr drivers/scsi/mpt3sas/mpt3sas_base.c:6442:55: sparse: got unsigned long long [usertype] * Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation